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Merge pull request #3342 from RedSoxFan/scroll-buttons-improved

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Improve mouse button parsing: input scroll_button
This commit is contained in:
Drew DeVault 2019-01-13 20:40:00 -05:00 committed by GitHub
commit db1631b67d
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GPG key ID: 4AEE18F83AFDEB23
3 changed files with 24 additions and 21 deletions
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34
sway/commands/input/scroll_button.c
View file

@ -1,9 +1,7 @@
#include <string.h>
#include <strings.h>
#include <errno.h>
#include <libevdev/libevdev.h>
#include "sway/config.h"
#include "sway/commands.h"
#include "sway/input/input-manager.h"
#include "sway/input/cursor.h"
struct cmd_results *input_cmd_scroll_button(int argc, char **argv) {
struct cmd_results *error = NULL;
@ -16,22 +14,26 @@ struct cmd_results *input_cmd_scroll_button(int argc, char **argv) {
"No input device defined.");
}
errno = 0;
char *endptr;
int scroll_button = strtol(*argv, &endptr, 10);
if (endptr == *argv && scroll_button == 0) {
return cmd_results_new(CMD_INVALID, "scroll_button",
"Scroll button identifier must be an integer.");
if (strcmp(*argv, "disable") == 0) {
ic->scroll_button = 0;
return cmd_results_new(CMD_SUCCESS, NULL, NULL);
}
if (errno == ERANGE) {
char *message = NULL;
uint32_t button = get_mouse_button(*argv, &message);
if (message) {
error = cmd_results_new(CMD_INVALID, "scroll_button", message);
free(message);
return error;
} else if (button == SWAY_SCROLL_UP || button == SWAY_SCROLL_DOWN
|| button == SWAY_SCROLL_LEFT || button == SWAY_SCROLL_RIGHT) {
return cmd_results_new(CMD_INVALID, "scroll_button",
"Scroll button identifier out of range.");
}
if (scroll_button < 0) {
"X11 axis buttons are not supported for scroll_button");
} else if (!button) {
return cmd_results_new(CMD_INVALID, "scroll_button",
"Scroll button identifier cannot be negative.");
"Unknown button %s", *argv);
}
ic->scroll_button = scroll_button;
ic->scroll_button = button;
return cmd_results_new(CMD_SUCCESS, NULL, NULL);
}

2
sway/input/cursor.c
View file

@ -1227,7 +1227,7 @@ uint32_t get_mouse_bindcode(const char *name, char **error) {
uint32_t get_mouse_button(const char *name, char **error) {
uint32_t button = get_mouse_bindsym(name, error);
if (!button && !error) {
if (!button && !*error) {
button = get_mouse_bindcode(name, error);
}
return button;

9
sway/sway-input.5.scd
View file

@ -108,10 +108,11 @@ The following commands may only be used in the configuration file.
*input* <identifier> repeat\_rate <characters per second>
Sets the frequency of key repeats once the repeat\_delay has passed.
*input* <identifier> scroll\_button <button\_identifier>
Sets button used for scroll\_method on\_button\_down. The button identifier
can be obtained from `libinput debug-events`.
If set to 0, it disables the scroll\_button on\_button\_down.
*input* <identifier> scroll\_button disable|button[1-3,8,9]|<event-code-or-name>
Sets the button used for scroll\_method on\_button\_down. The button can
be given as an event name or code, which can be obtained from `libinput
debug-events`, or as a x11 mouse button (button[1-3,8,9]). If set to
_disable_, it disables the scroll\_method on\_button\_down.
*input* <identifier> scroll\_factor <floating point value>
Changes the scroll factor for the specified input device. Scroll speed will